257628784680

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1395001}}^1$

素因数の和:1395046

約数の個数: 192

約数和(自身を含む): 914005310400

約数和(自身を除く): 656376525720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 243, 270, 285, 324, 342, 360, 380, 405, 456, 486, 513, 540, 570, 648, 684, 760, 810, 855, 972, 1026, 1080, 1140, 1215, 1368, 1539, 1620, 1710, 1944, 2052, 2280, 2430, 2565, 3078, 3240, 3420, 4104, 4617, 4860, 5130, 6156, 6840, 7695, 9234, 9720, 10260, 12312, 15390, 18468, 20520, 23085, 30780, 36936, 46170, 61560, 92340, 184680, 1395001, 2790002, 4185003, 5580004, 6975005, 8370006, 11160008, 12555009, 13950010, 16740012, 20925015, 25110018, 26505019, 27900020, 33480024, 37665027, 41850030, 50220036, 53010038, 55800040, 62775045, 75330054, 79515057, 83700060, 100440072, 106020076, 112995081, 125550090, 132525095, 150660108, 159030114, 167400120, 188325135, 212040152, 225990162, 238545171, 251100180, 265050190, 301320216, 318060228, 338985243, 376650270, 397575285, 451980324, 477090342, 502200360, 530100380, 564975405, 636120456, 677970486, 715635513, 753300540, 795150570, 903960648, 954180684, 1060200760, 1129950810, 1192725855, 1355940972, 1431271026, 1506601080, 1590301140, 1694926215, 1908361368, 2146906539, 2259901620, 2385451710, 2711881944, 2862542052, 3180602280, 3389852430, 3578177565, 4293813078, 4519803240, 4770903420, 5725084104, 6440719617, 6779704860, 7156355130, 8587626156, 9541806840, 10734532695, 12881439234, 13559409720, 14312710260, 17175252312, 21469065390, 25762878468, 28625420520, 32203598085, 42938130780, 51525756936, 64407196170, 85876261560, 128814392340, 257628784680]

約数ペア:

[(1, 257628784680), (2, 128814392340), (3, 85876261560), (4, 64407196170), (5, 51525756936), (6, 42938130780), (8, 32203598085), (9, 28625420520), (10, 25762878468), (12, 21469065390), (15, 17175252312), (18, 14312710260), (19, 13559409720), (20, 12881439234), (24, 10734532695), (27, 9541806840), (30, 8587626156), (36, 7156355130), (38, 6779704860), (40, 6440719617), (45, 5725084104), (54, 4770903420), (57, 4519803240), (60, 4293813078), (72, 3578177565), (76, 3389852430), (81, 3180602280), (90, 2862542052), (95, 2711881944), (108, 2385451710), (114, 2259901620), (120, 2146906539), (135, 1908361368), (152, 1694926215), (162, 1590301140), (171, 1506601080), (180, 1431271026), (190, 1355940972), (216, 1192725855), (228, 1129950810), (243, 1060200760), (270, 954180684), (285, 903960648), (324, 795150570), (342, 753300540), (360, 715635513), (380, 677970486), (405, 636120456), (456, 564975405), (486, 530100380), (513, 502200360), (540, 477090342), (570, 451980324), (648, 397575285), (684, 376650270), (760, 338985243), (810, 318060228), (855, 301320216), (972, 265050190), (1026, 251100180), (1080, 238545171), (1140, 225990162), (1215, 212040152), (1368, 188325135), (1539, 167400120), (1620, 159030114), (1710, 150660108), (1944, 132525095), (2052, 125550090), (2280, 112995081), (2430, 106020076), (2565, 100440072), (3078, 83700060), (3240, 79515057), (3420, 75330054), (4104, 62775045), (4617, 55800040), (4860, 53010038), (5130, 50220036), (6156, 41850030), (6840, 37665027), (7695, 33480024), (9234, 27900020), (9720, 26505019), (10260, 25110018), (12312, 20925015), (15390, 16740012), (18468, 13950010), (20520, 12555009), (23085, 11160008), (30780, 8370006), (36936, 6975005), (46170, 5580004), (61560, 4185003), (92340, 2790002), (184680, 1395001)]